Home / 950,981.50-1,426,334.29-311,310.57

Finding the Fourth Proportional to 950,981.50, 1,426,334.29 and 311,310.57

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Solution

The fourth proportional to 950,981.50, 1,426,334.29 and 311,310.57 is: 466,920.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,981.50 : 1,426,334.29 = 311,310.57 : x
  2. Step 2: Convert to fraction form
    950,981.50/1,426,334.29 = 311,310.57/x
  3. Step 3: Cross multiply
    950,981.50x = 1,426,334.29 × 311,310.57
  4. Step 4: Simplify right side
    950,981.50x = 444,032,946,303.30
  5. Step 5: Solve for x
    x = 444,032,946,303.30/950,981.50
  6. Step 6: Final answer
    x = 466,920.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.